Campbell Hausfeld PL1501 3/8 inch Air Ratchet

 The PL1501, Professional 3/8 Air Ratchet is designed for removing and installing spark plugs and different engine parts such as water pumps, radiators, etc. They can be used in confined areas where hand tools are cumbersome. Average air consumption is 4.8 SCFM at 90 psi.

AT 55 foot pounds of torque this tool provides the power to remove fasteners up to 3/8" in size.
At 150 RPMs, fastening applications can be controlled
The forward / reverse valve is easy to reach and easy to use

3/8Ó Air Ratchet